Bhooli Bhatiyari (or Bhuli Bhatiyari ka Mahal) is a Hunting Lodge built by Feroz Shah Tughlaq in 14th century. This structure is claimed to be the most haunted place in Delhi.
If you're the kind who goes on anti-pollution campaigns at Connaught Place, then you need to buy yourself a good bicycle to prove that you really care about the environment. And Jhandewalan Cycle Market is where you should be headed.
Bicycles, bicycles everywhere!